public class Proxy : ISend
{
    private Sender _sender;
    public Proxy(Receiver receiver)
    {
        _sender = new Sender(receiver);
    }

    public void SendString(string message)
    {
        _sender.SendString(message);
    }

    public void SendFile(string path)
    {
        _sender.SendFile(path);
    }

    public void SendImage(string path)
    {
        _sender.SendImage(path);
    }


}